15/100 as a percentage is 15.00%. This number tells you how much of a whole 15 parts represent when the whole is split into 100 equal pieces. It’s a clean, easy‑to‑read figure that you’ll see in many everyday situations.
When you write 15 % you are actually saying 15 out of every 100, which is exactly what the fraction 15/100 means. The two decimal places (".00") just show that there’s no extra fraction beyond the whole percent.
In real life you might see this percentage on a discount tag, a test score, or a survey result. It’s a simple way to compare parts of a whole without using fractions.
Remember, 15.00% is just another way to express the same value as 15/100, making it easier to understand at a glance.